As above I previously Upgraded X3 to X6 as I purchased my upgrade before they changed the cut off date, when i got it it worked fine and upgraded my x3 to x6 no probs got a new computer installed x3 and then went to use my X6 upgrade and it wont upgrade it, it has done on my previous computers pre upgrade but wont now please dont tell me ill have to buy X6 in full as then im paying for it twice .... or three times if you include buying x3 back in the day.
Please help